import java.util.LinkedHashMap;

public class LinHash {
    public static void main(String[] args){
        //1.创建集合
        LinkedHashMap<String,Integer> lhm=new LinkedHashMap<>();
        //2.添加元素
        lhm.put("c",111);
        lhm.put("b",345);
        lhm.put("u",89);
        lhm.put("r",56);
        System.out.println(lhm);
    }
}
